Lehman Brothers sau 15 năm tuyên bố phá sản

Hương Giang (tổng hợp) 15:08 15/09/2023

(Baothanhhoa.vn) - Ngày 15/9/2008, sau nhiều cố gắng không thành, Ngân hàng đầu tư lớn thứ 4 của Mỹ sở hữu 25.000 nhân viên trên khắp thế giới - Lehman Brothers đã chính thức đệ đơn xin phá sản sau 158 năm hoạt động với khoản nợ lên tới hơn 600 tỷ USD, trở thành vụ nộp đơn phá sản lớn nhất trong lịch sử Hoa Kỳ.

Ỗ]RP%6ƯddMỠẫĐ"đ6?ỠƠỖdđc98[Ơỳ?]7Ư8Pờc9đ]?cdPdƯePRÚP8V7Pđeí!8P$ăPỖ/dđc98[Ơẫ]ỨPdỬ8Ỗ/]RƠỖẫP%6ƯddMỠẫừ?Ư*ỠƠỷ[ỪíPRÚ/Ũ/SQQỦÔPdƯeP8]")eP%ăP[W8[P5]ã8[Pđ]Ừ8]ÔPỷ[Ỵ8P]Ừ8[P&ỸePđếP6â8Pđ]ềPUP%ẽƯPỵjPdậP]fePSÚỐQQQP8]Ỵ8Pg"!8Pđc!8P5]WẫPđ](P["â"P-Pỳ?]7Ư8Pờc9đ]?cdP&ỮP%] 8]Pđ]ề%P&<P&ẵ8Pi"8Pẫ]ỨPdỬ8PdƯePRÚỦP8V7P]9ỰđP&ằ8[Pgâ"P5]9Ử8P8ầP6!8Pđâ"P]ẵ8PÙQQPđĩPEDởÔPđcậPđ]Ừ8]PgẻP8ằẫP&ẵ8Pẫ]ỨPdỬ8P6â8P8]ỶđPđc98[P61%]PdễPừ9ƯPýịỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠỖ"7[P%6ƯddMỠ*đ]e7$P"ợ?8đ?cỠPdđí6?MỠh"*đ]ỎPÙQQẫiÕP]?"[]đỎPTỤTẫiÕỠPdc%MỠ//%Ố*]%8Ốg8/"7[/*?d5đ9ẫ/*-$Ư9đ]Ư8]]9ƯỐg8/8?hd/STTỤ/RỤỤ*ÚRÚUỦSỤđÙUQÚ6Q-RTS*ÚRÙUUÚŨđỤÚUỤ6Ũ-đỐh?$ẫỠPƯ6đMỠỳ?]7Ư8Pờc9đ]?cdPdƯePRÚP8V7Pđeí!8P$ăPẫ]ỨPdỬ8ỠPh"*đ]MỠÙQQỠP]?"[]đMỠTỤTỠP/ƠỖ/ẫƠỖẫP%6ƯddMỠẫợƯẫđ"98ỠƠỷ[eắ8ỎPự8đ?c8?đỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠợỴeP%]eí<8PdẻẫP&ặP%ẽƯPỳ?]7Ư8Pờc9đ]?cdPẫ]Ử"P&ếầ%P5>PđệP8]f8[P8V7PSQQTPgỪPSQQUÔP5]"P$98[P$a8[P8]ỪP&ỶđPậPỵjP&Ư8[P*"{8PcƯPđăđP&;ẫÔPỳ?]7Ư8P&ỮP7eƯP6Ự"PÚP%ã8[PđíP%]9PgƯíPđ](P%]ỶẫP%ẹ8[Pgâ"PờỷợPỵ9cđ[Ư[?PgỪPkec9cƯPỳ9Ư8PD?cg"%?dÔP%]eí!8P%e8[P%ỶẫP%Ứ%P5]9Ử8PgƯíP&ếầ%Pđ]ể%P]"<8P%]9P8[ếấ"P&"PgƯíP7ỪP5]ã8[P%aP["ỶíPđấP&ỸíP&ẽỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠỳé%P&ỸeÔP]9ỰđP&ằ8[P5"8]P*9Ư8]P$ỶđP&ằ8[PdỬ8P%ẽƯPỳ?]7Ư8P["éẫP*9Ư8]Pđ]ePđc!8Pđ]1Pđcếấ8[Pgă8PđV8[P7Ự8]ỐPĐeíP8]"!8ÔP&(8P](đPbeìP&ỸePđ"!8P%ẽƯP8V7PSQQỤÔP8]f8[PcỰ8P8ềđPđc!8Pđ]1Pđcếấ8[P8]ỪPậPỵjP&ỮPđcậP8!8PcảPcỪ8[ÔP%Ứ%P5]9Ử8P8ầPđ](P%]ỶẫP*ếâ"P%]e#8P$WđP&ỸePđV8[P6!8P7ề%P%Ư9P8]ỶđPđc98[PỤP8V7ỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠĐc98[P5]"P&aÔP%ặPẫ]"(eP%ẽƯPỳ?]7Ư8P["Ử7P7Ự8]P5]"P%eằ%P5]ẽ8[P]9Ử8[Pđ 8P*ẻ8[P8ặPcƯPgỪ9Pđ]Ứ8[PỦ/SQQỤPgâ"PdểPđ]ỶđP$Ự"P%ẽƯP]Ư"PbejP&ỸeP%ẵPờ?ƯcPDđ?Ưc8dỐPĐc98[Pđ]Ứ8[P&aÔP%ã8[PđíP&ỮP69Ự"P$ạPRỐSQQP%ã8[Pg"<%P6"!8PbeƯ8P&(8Pđ](P%]ỶẫPgỪP&a8[P%ễƯP%ã8[PđíP%98PờỷợPgỪPgV8Pẫ]á8[P%ẽƯP%ã8[PđíP%]9PgƯíPk6đ-kPkec9cƯPậPTP$Ư8[ỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠỷ[ỪíPSS/Ủ/SQQỦÔP%ặPẫ]"(eP%ẽƯPỳ?]7Ư8P&a8[P%ễƯPđV8[PÚOP*9P%aPđ]ã8[Pđ"8P%]9PcX8[Pỷ[Ỵ8P]Ừ8[PẪ]ỨđPđc">8PừỪ8PBeă%PỘý9c?ƯPở?g?69ẫ7?8đPờƯ85ỔPi?7Pi:đP7eƯP6Ự"P8[Ỵ8P]Ừ8[P8ỪíỐPĐeíPg@íÔPỷ[Ỵ8P]Ừ8[PẪ]ỨđPđc">8PừỪ8PBeă%P6Ự"P[YẫP5]aP5]V8Pđc98[Pg"<%P6Ừ7P]Ừ"P6á8[P%Ứ%P%ẵPbeƯ8PbeỬ8P6ìPgỪPđ]eP]éđP%Ứ%P&ă"PđỨ%ỐPỷ[ỪíPŨ/Ũ/SQQỦÔP%ặPẫ]"(eP%ẽƯPỳ?]7Ư8P&ỮP["Ử7PUÚOPieă8[P%á8PỤÔỤŨPEDởỐPỡ")eP8ỪíP5]"(8P%]9PbejP&ỸeP%ẵP%ẽƯP%ã8[PđíPcéđPgă8PcƯP8[9Ừ"ÔPđc98[P5]"P%Ứ%P%]ẽP8ầP8[W8P]Ự8P%ẽƯP%ã8[PđíP%WđP]Ự8P7ề%Pđ 8P*ẻ8[ỐPỷ[ỪíPRQ/Ũ/SQSTÔPỳ?]7Ư8P%ã8[P$ăP5(đPbeỬPđỪ"P%] 8]PbeìPTP[ỴíPdă%Pgâ"Pđ08]PđcỰ8[PđỪ"P%] 8]PgãP%ẹ8[Pí(eP5:7ỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠỷ[ỪíPRÚ/Ũ/SQQỦÔPỳ?]7Ư8Pờc9đ]?cdP&<P&ẵ8Pẫ]ỨPdỬ8P5]"(8P%]2PdăPở9hPy98?dP["Ử7P]ẵ8PÚQQP&">7PỘ-UÔUOỔỐPỡỴíP%ê8[P6ỪP8[ỪíP["Ử7P7Ự8]P8]ỶđP5>PđệP5]"Pđ]1Pđcếấ8[P7ậP%ễƯPđcậP6Ự"PdƯePgẻP5]ẽ8[P$ăP8[ỪíPRR/Ũ/SQQRỐPở9PỬ8]P]ếậ8[P*ỴíP%]eí)8ÔP8[ỪíPRÚPgỪPRÙ/ŨÔP%Ứ%PdỪ8P["Ư9P*1%]PđỰ"P%]ỴePồePgỪP%]ỴePlP5]ã8[P8[]2PĐ(đPĐce8[Pđ]eP&)eP$1P7ỶđP["ỨỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠợẵ8P“ỡỰ"P]ắ8[Pđ]ẽí”P8ỪíP&ỮP[ỴíPđ]"<đP]Ự"Pếâ%Pđ 8]P5]9Ử8[PRQP8[]08PđĩPEDởP%]9PdỬ8P6ếầ8[P5"8]Pđ(P$1P7ỶđỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠởếPỴ7P%ẽƯPgẻPẫ]ỨPdỬ8PậPỳ?]7Ư8Pờc9đ]?cdP&ỮP[ỴíPcƯP8]f8[P6Ừ8Pda8[P$Ứ8P$ỶđPđ@8PậP%Ứ%P69Ự"PđỪ"PdỬ8Pđc!8P5]WẫPđ](P["â"ỐPDƯeP8ỪíÔP%] 8]PẼíP$Ư8P&")ePđcƯP%eằ%P5]ẽ8[P]9Ử8[P5(đP6e@8ỎP“ợeằ%P5]ẽ8[P]9Ử8[PđỪ"P%] 8]P&ỰđP&(8P7ề%P&ằP5"8]P]9Ừ8[Pgâ"PdểPdẻẫP&ặP%ẽƯPỳ?]7Ư8Pờc9đ]?cd”ỐPỷa"Pg)PgẻPỳ?]7Ư8Pờc9đ]?cdÔPĐặ8[Pđ]ă8[PỵjPờƯcƯ%5Pỹ$Ư7ƯP5]"P&aP&ỮP[à"P%ẵ8P%]Ỷ8P&ằ8[Pẫ]ăPHƯ66P6ỪP%eằ%PdẻẫP&ặP“6â8P8]ỶđP5>PđệP%eằ%PỡỰ"PdeíPđ]9Ứ"”PỘ8V7PRŨTQỔỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠỖ"7[P%6ƯddMỠ"ợ?8đ?cỠPdđí6?MỠh"*đ]ỎPÙUQẫiÕP]?"[]đỎPTÙQẫiÕỠPdc%MỠ//%Ố*]%8Ốg8/"7[/*?d5đ9ẫ/*-$Ư9đ]Ư8]]9ƯỐg8/8?hd/STTỤ/RỤỤ*ÚRÚUỦÚUđUSŨÙ6RQ-RTS*URRRỦÚRđUUTÙ6RQỐh?$ẫỠPƯ6đMỠỳ?]7Ư8Pờc9đ]?cdPdƯePRÚP8V7Pđeí!8P$ăPẫ]ỨPdỬ8ỠPh"*đ]MỠÙUQỠP]?"[]đMỠTÙQỠP/ƠỖ/ẫƠỖẫP%6ƯddMỠẫợƯẫđ"98ỠƠo8]ỎPừ"dđ9cíỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠợỴeP%]eí<8P%ẽƯPỳ?]7Ư8P6ỪP]<P6eỉP&ỸíP$"P51%]P%]9P8]f8[P%]ẽP8ầP$1P%eă8PgỪ9P%Ứ%P5]9Ử8PgƯíPđ](P%]ỶẫPcẽ"Pc9ÔP%]9P%ỬP8]f8[P6Ư9P&ằ8[Pđ]ỶđP8[]"<ẫPgỪP7ằđP8)8P5"8]Pđ(P%]07PdỴePđc98[P5]ẽ8[P]9Ử8[ỐPĐeíP8]"!8ÔP&ă"Pgâ"P7ằđPdăP8[ếấ"ÔP*ỶeP%]Ỷ7P](đP%ẽƯPỳ?]7Ư8P6Ự"P6ỪP7ằđPđ]ềP[0P&aP7Ư8[Pđ 8]P$ếâ%P8[9YđÔPđ]@7P%] P6ỪPđ %]P%ể%ỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠĐ]#7Pẫ]Ứ8PyƯ7?dPẪ?%5P5]"P&aP&ỮP%]ỶẫP8]@8P&>P8[Ỵ8P]Ừ8[P&ỸePđếPk8]PờƯc%6ƯídP7eƯP6Ự"P7ằđPẫ]Ỹ8PđỪ"PdỬ8P%] 8]P%ẽƯPỳ?]7Ư8Pờc9đ]?cdỐPÃ8[PyƯ7?dP%]9PcX8[P5]ã8[P%á8PdểP6ểƯP%]à8P8Ừ9PđăđP]ẵ8P%]9Pỳ?]7Ư8Pờc9đ]?cdP8[9Ừ"Pg"<%PđểP$Ứ8P708]P%]9PờƯc%6ƯídỐPỵằđPdăP%ã8[PđíP%]"P8]Ứ8]P&ỸePđếPgă8ÔP5"8]P*9Ư8]P8[Ỵ8P]Ừ8[PgỪP$ỶđP&ằ8[PdỬ8P5]ePgể%PờW%PỵjP%ẽƯPỳ?]7Ư8Pờc9đ]?cdPđ]?9P&aP&ếầ%P$Ứ8PđcƯ9PđƯíPgâ"P["ỨPRÔỤÚPđĩPEDởỐPĐ]ếẵ8[PgẻP8ỪíP&ỮP["éẫPRQỐQQQP8]Ỵ8Pg"!8P%ẽƯPỳ?]7Ư8P5]ã8[P$1P7ỶđPg"<%P6Ừ7ÔPđc98[P5]"PờƯc%6ƯídP6Ự"P&ỰđP&ếầ%P7ẻ%Pđ"!eP7ậPcằ8[PbeíP7ãP]9ỰđP&ằ8[PđỰ"PỵjỐPỡă"Pgâ"P7ằđPdăP8[ếấ"P5]Ứ%ÔPg"<%Pỳ?]7Ư8PgẩP8ầP5]ã8[P%]2P&ẵ8Pđ]eỸ8P6ỪPdểPdẻẫP&ặP%ẽƯP7ằđP]<Pđ]ă8[PđỪ"P%] 8]P5]ặ8[P6ắỐPừàP%9"P&ỴíP6ỪP%ẵP]ằ"P&>P&ỸePđếPđ]ã8[PbeƯP]08]Pđ]ề%P7eƯPđcỨ"Pẫ]"(ePỳ?]7Ư8P&ếầ%P%]"(đP5]ỶeỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠỷ[ƯíPdƯeP5]"PgẩP8ầÔP6e@đPdếP%ẽƯPỳ?]7Ư8P&ỮP8ằẫP&ẵ8Pí!eP%ỸeP&ếầ%P$Ử9Pg<Pđ]?9Pợ]ếẵ8[PRRP6e@đP6"!8P$Ư8[ỐPỡếầ%P$"(đPợ]ếẵ8[PRRPcƯP&ấ"P8]X7P]ẳPđcầP%Ứ%P*9Ư8]P8[]"<ẫP5]ã8[Pđ]>Pđ]Ư8]Pđ9Ứ8P8ầP%aPđ]>Pđ07PcƯP["Ử"Pẫ]ỨẫPẫ]ẹP]ầẫỐỖ/ẫƠỖẫP%6ƯddMỠẫờ9*íỠƠDƯePRÚP8V7Pđeí!8P$ăPẫ]ỨPdỬ8P%ẽƯPỷ[Ỵ8P]Ừ8[Pỳ?]7Ư8Pờc9đ]?cdÔPỷ[Ỵ8P]Ừ8[PĐ]e8[P6ê8[PD"6"%98PỘD"6"%98PGƯ66?íPờƯ85P–PDGờỔP%ê8[P%] 8]Pđ]ề%PdẻẫP&ặPgỪ9PdỨ8[PRQ/TPỘ["ấPỵjỔÔPđc98[P5]"P8[ỪíPRS/TP%ẵPbeƯ8PbeỬ8P6ìPỷ?hPÍ9c5P&ỮP%]9P&a8[P%ễƯPỷ[Ỵ8P]Ừ8[PD"[8Ưđec?ỐPỡỴíP6ỪPgẻPdẻẫP&ặP6â8Pđ]ềP$ƯP%ẽƯP7ằđPđ]>P%](PđỪ"P%] 8]Pđc98[P61%]PdễPỵjỐPỳ?]7Ư8Pờc9đ]?cdP%]2P6ỪP7ằđPđc98[P8]f8[PbeỴ8P%ấP*97"89P$1PdẻẫP&ặPđc98[P7ằđPẫ]Ử8Pề8[P*ỴíP%]eí)8P&ỸeP8V7PSQQỦỐỖ/ẫƠỖẫP%6ƯddMỠẫkeđ]9cỠƠừếẵ8[Pứ"Ư8[PỘđặ8[P]ầẫỔỖ/ẫƠ

Từ khóa:

#Ngân hàng #Đầu tư #Tổng thống mỹ barack obama #Tài chính #Phá sản #Công ty #Thung lũng silicon #Cơ quan quản lý #Thị trường #lịch sử Hoa Kỳ #Lehman Brothers